Blauberg KOMFORT Roto EC SE 280 S21

Heat recovery air handling units

	Unit of measurement	KOMFORT Roto EC SE 280 S21
Connected air duct size	mm	125
Phases	-	1
Minimum supply voltage	V	230
Maximum supply voltage	V	230
Power supply frequency	Hz	50/60
Rated power	W	195
Power of electrical reheater	W	650
Unit current	A	4.7
Maximum airflow	m³/h	300
rotation speed at 50hz	-
Sound pressure level LpA at 3 m	dB(A)	26
Heat recovery efficiency, max	%	90
Heat exchanger type	-	Rotary
Heat exchanger material	-	Aluminum
Weight	kg	64
Extract filter	-	G4
Supply filter	-	F7
Transported air temperature (max)	°С	40
Transported air temperature (min)	°С	-25
Ambient air temperature min	°С	1
Ambient air temperature max	°С	40
Ambient air humidity max	%	80
Ingress protection rating	-	IP22
Ingress protection rating of the drive	-	IP44

Trademark	Blauberg
Model	KOMFORT Roto EC SE 280 S21
Specific energy consumption (SEC) (kWh/(m²/a))	Cold		Average		Warm
	85.3	A+	41.8	A	16.9	E
Type of ventilation unit	Bidirectional
Type of drive installed	Variable speed
Type of heat recovery system	Regenerative
Thermal efficiency of heat recovery (%)	83
Maximum flow rate (m³/h)	274
Electric power input (W)	154
Reference flow rate (m³/s)	0.053
Reference pressure difference (Pa)	50
Specific power input (SPI) (W/(m³/h))	0.279
Control typology	Local demand control
Maximum internal leakage rates (%)	2.7
Maximum external leakage rates (%)	2.7
Sound power level (dB(A))	46
Declared typology	RVU BVU
The annual electricity consumption (AEC) (kWh/a)	Cold		Average		Warm
	148		591		148
The annual heating saved (AHS) (kWh/a)	Cold		Average		Warm
	8898		4548		2057